2008 BMW 523 vs. 2006 Mercedes-Benz S
To start off, 2008 BMW 523 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz S would be higher. At 5,461 cc (8 cylinders), 2006 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz S (384 HP @ 6000 RPM) has 209 more horse power than 2008 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2006 Mercedes-Benz S should accelerate faster than 2008 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz S weights approximately 450 kg more than 2008 BMW 523. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2006 Mercedes-Benz S (530 Nm @ 280 RPM) has 300 more torque (in Nm) than 2008 BMW 523. (230 Nm @ 3500 RPM). This means 2006 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 523. 2006 Mercedes-Benz S has automatic transmission and 2008 BMW 523 has manual transmission. 2008 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW 523 | 2006 Mercedes-Benz S | |
| Make | BMW | Mercedes-Benz |
| Model | 523 | S |
| Year Released | 2008 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 5461 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 384 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 230 Nm | 530 Nm |
| Torque RPM | 3500 RPM | 280 RPM |
| Engine Bore Size | 82 mm | 98 mm |
| Engine Stroke Size | 78.8 mm | 90.5 mm |
| Engine Compression Ratio | 11.0:1 | 10.7:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 8.5 seconds | 5.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1940 kg |
| Vehicle Length | 4870 mm | 5080 mm |
| Vehicle Height | 1470 mm | 1480 mm |
| Wheelbase Size | 2890 mm | 3040 mm |
| Fuel Consumption Overall | 8.7 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
